Mug lid design with pivotal closure



FIG. 1 is a perspective view of a mug lid design with pivotal closureshowing my new design;

FIG. 2 is a side view showing the closure to the right;

FIG. 3 is a side view showing the closure to the left;

FIG. 4 is a side view showing the closure to the front;

FIG. 5 is a side view showing the closure to the rear;

FIG. 6 is a top plan view; and,

FIG. 7 is a bottom plan view.

The ornamental design for a mug lid design with pivotal closure, asshown and described.